Chore: Update common-packer to the latest v0.11.0

- Pull in fixes for CentOS7 images from common-packer

Issue-ID: LF-JIRA IT-24376
Signed-off-by: Anil Belur <abelur@linuxfoundation.org>
Change-Id: I58eb5cf680c12fdeecb88a783f5a1cebf6a392bb

diff --git a/packer/common-packer b/packer/common-packer
index 1bbdb3b9477f25d71bc75862d9fb6f3aa69a924a..ae3a1a9c4bb342170ef883da033646811ac703a3 160000 (submodule)
--- a/packer/common-packer
+++ b/packer/common-packer
@@ -1 +1 @@
-Subproject commit 1bbdb3b9477f25d71bc75862d9fb6f3aa69a924a
+Subproject commit ae3a1a9c4bb342170ef883da033646811ac703a3